Island Challenges:
First Piece: Find Your First Piece of Heart
25 Diamond
Exterminator: Defeat the Cepedes of Abandoned Mines
100 Diamond
Rusty’s Treasure: Use your wits to reveal the hidden treasure.
25 Diamond.

Heart Piece:
1. On the hill where you have to jump into a hole to obtain.

Bloodstones:

First Visit:
Your goal for the first run through of the island is to collect and unlock the use of bombs.

For Rusty’s treasure, you simply have to push the Rusty Statue for the treasure box to reveal it self at the north eastern corner.

Puzzle

After getting the bomb and exiting the cave. You will find a note to ask you to save someone from being a prisoner from Withered Lands.